Senior Network Security Engineer

QUANTUM INFOTECH SOLUTIONS PTE. LTD.; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

QUANTUM INFOTECH SOLUTIONS PTE. LTD. seeks a Network Security Engineer to protect client networks by applying deep knowledge of TCP/IP, VPNs, VLANs and routing/switching.

The role emphasizes hands-on work with Palo Alto, Check Point, Trend Micro, Fortinet and F5, plus familiarity with NPM and SIEM tools, and ongoing learning.

Qualifications

• Knowledge of TCP/IP, VLANs, VPNs, and routing/switching.
• Knowledge of HTTP response codes and WAF violations.
• Experience with network security tools and best practices.

Responsibilities

• Design, implement and monitor secure network architectures.
• Identify and remediate security vulnerabilities and incidents.
• Collaborate with IT teams to strengthen overall security posture.

Skills

Networking protocols

Problem solving

Willingness to learn

Application security basics

HTTP status interpretation

Microsoft Office basics

Education

CCNA certification

CCNP certification

Tools

Palo Alto

Check Point

Trend Micro

Fortinet

F5

NPM

SIEM

Job description

As a Network Security Engineer, you will need to:

• Possess knowledge on networking protocols and technologies like TCP/IP, VLANs, VPNs, and routing/switching.
• Possess fundamental application security knowledge like interpretation of HTTP response status codes and WAF violations. Higher proficiency in application security knowledge to advice on remediation measures is an added advantage, but not mandatory.
• Be proficient with network equipment from vendors like Palo Alto, Check Point, Trend Micro, Fortinet and F5.
• Experience in solutions that supports the primary job tasks, like Network Performance Monitoring (NPM) and Security Information and Event Management (SIEM).
• Understanding of network security best practices and tools.
• Strong problem-solving skills and ability to work under pressure. Willingness to learn.
• Fundamental skills on Microsoft Office products like Word and Excel.
• Additional certifications like CCNA, CCNP or product (with reference to products listed above) certifications are a plus.